76570440473 has 4 divisors (see below), whose sum is σ = 77328563748. Its totient is φ = 75812317200.

The previous prime is 76570440467. The next prime is 76570440559. The reversal of 76570440473 is 37404407567.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30752181769 + 45818258704 = 175363^2 + 214052^2 .

It is a cyclic number.

It is not a de Polignac number, because 76570440473 - 2⁸ = 76570440217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76570440413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 379061486 + ... + 379061687.

It is an arithmetic number, because the mean of its divisors is an integer number (19332140937).

Almost surely, 2^76570440473 is an apocalyptic number.

It is an amenable number.

76570440473 is a deficient number, since it is larger than the sum of its proper divisors (758123275).

76570440473 is a wasteful number, since it uses less digits than its factorization.

76570440473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758123274.

The product of its (nonzero) digits is 1975680, while the sum is 47.

The spelling of 76570440473 in words is "seventy-six billion, five hundred seventy million, four hundred forty thousand, four hundred seventy-three".